package filter;

import java.io.IOException;
import javax.servlet.Filter;
import javax.servlet.FilterChain;
import javax.servlet.FilterConfig;
import javax.servlet.ServletException;
import javax.servlet.ServletRequest;
import javax.servlet.ServletResponse;
import javax.servlet.annotation.WebFilter;
import javax.servlet.http.HttpServletResponse;

/**
 * 编码检查过滤器
 * @author 崔诗新
 *
 */
@WebFilter("/*")
public class Filter0_CharacterEncodingFilter implements Filter {

    public Filter0_CharacterEncodingFilter() {
    }

	public void destroy() {
	}

	public void doFilter(ServletRequest request, ServletResponse response, FilterChain chain) throws IOException, ServletException {
		request.setCharacterEncoding("utf-8");
		response.setCharacterEncoding("utf-8");
		((HttpServletResponse) response).setHeader("Access-Control-Allow-Origin", "*");
		((HttpServletResponse) response).setHeader("Access-Control-Allow-Methods", "POST,GET");
		
		chain.doFilter(request, response);
	}
	
	public void init(FilterConfig fConfig) throws ServletException {
	}

}
